Merge tag 'LA.UM.5.8.r1-02900-8x98.0' into int/n/fp2

"LA.UM.5.8.r1-02900-8x98.0"

* tag 'LA.UM.5.8.r1-02900-8x98.0':
  external/aac: enable MP2 encoding for WFD

Issue: FP2N-105
Change-Id: Id8599f4c7e939e138b7935896c51ee2bbe998d7c
diff --git a/libFDK/include/fixpoint_math.h b/libFDK/include/fixpoint_math.h
index 0d50f0a..6aa0a90 100644
--- a/libFDK/include/fixpoint_math.h
+++ b/libFDK/include/fixpoint_math.h
@@ -479,15 +479,19 @@
 
 /**
  * \brief Calculate the value of 1/i where i is a integer value. It supports
- *        input values from 1 upto 80.
+ *        input values from 0 upto 79.
  * \param intValue Integer input value.
  * \param FIXP_DBL representation of 1/intValue
  */
 inline FIXP_DBL GetInvInt(int intValue)
 {
-  FDK_ASSERT((intValue > 0) && (intValue < 80));
-  FDK_ASSERT(intValue<80);
-	return invCount[intValue];
+  FDK_ASSERT((intValue >= 0) && (intValue < 80));
+  if (intValue > 79)
+    return invCount[79];
+  else if (intValue < 0)
+    return invCount[0];
+  else
+    return invCount[intValue];
 }
 
 
diff --git a/libMpegTPDec/src/tpdec_asc.cpp b/libMpegTPDec/src/tpdec_asc.cpp
index 96a1b35..e80d0e5 100644
--- a/libMpegTPDec/src/tpdec_asc.cpp
+++ b/libMpegTPDec/src/tpdec_asc.cpp
@@ -118,7 +118,9 @@
 
 /*
  * Read the extension for height info.
- * return 0 if successfull or -1 if the CRC failed.
+ * return 0 if successfull,
+ *       -1 if the CRC failed,
+ *       -2 if invalid HeightInfo.
  */
 static
 int CProgramConfig_ReadHeightExt(
@@ -146,15 +148,21 @@
 
     for (i=0; i < pPce->NumFrontChannelElements; i++)
     {
-      pPce->FrontElementHeightInfo[i] = (UCHAR) FDKreadBits(bs,2);
+      if ((pPce->FrontElementHeightInfo[i] = (UCHAR) FDKreadBits(bs,2)) >= PC_NUM_HEIGHT_LAYER) {
+        err = -2; /* height information is out of the valid range */
+      }
     }
     for (i=0; i < pPce->NumSideChannelElements; i++)
     {
-      pPce->SideElementHeightInfo[i] = (UCHAR) FDKreadBits(bs,2);
+      if ((pPce->SideElementHeightInfo[i] = (UCHAR) FDKreadBits(bs,2)) >= PC_NUM_HEIGHT_LAYER) {
+        err = -2; /* height information is out of the valid range */
+      }
     }
     for (i=0; i < pPce->NumBackChannelElements; i++)
     {
-      pPce->BackElementHeightInfo[i] = (UCHAR) FDKreadBits(bs,2);
+      if ((pPce->BackElementHeightInfo[i] = (UCHAR) FDKreadBits(bs,2)) >= PC_NUM_HEIGHT_LAYER) {
+        err = -2; /* height information is out of the valid range */
+      }
     }
     FDKbyteAlign(bs, alignmentAnchor);
 
@@ -163,6 +171,13 @@
       /* CRC failed */
       err = -1;
     }
+    if (err!=0) {
+      /* Reset whole height information in case an error occured during parsing. The return
+         value ensures that pPce->isValid is set to 0 and implicit channel mapping is used. */
+      FDKmemclear(pPce->FrontElementHeightInfo, sizeof(pPce->FrontElementHeightInfo));
+      FDKmemclear(pPce->SideElementHeightInfo, sizeof(pPce->SideElementHeightInfo));
+      FDKmemclear(pPce->BackElementHeightInfo, sizeof(pPce->BackElementHeightInfo));
+    }
   }
   else {
     /* No valid extension data found -> restore the initial bitbuffer state */
diff --git a/libSBRdec/src/lpp_tran.cpp b/libSBRdec/src/lpp_tran.cpp
index 117e739..343aec3 100644
--- a/libSBRdec/src/lpp_tran.cpp
+++ b/libSBRdec/src/lpp_tran.cpp
@@ -293,7 +293,7 @@
   }
 
   /* init bwIndex for each patch */
-  FDKmemclear(bwIndex, pSettings->noOfPatches*sizeof(INT));
+  FDKmemclear(bwIndex, MAX_NUM_PATCHES*sizeof(INT));
 
   /*
     Calc common low band scale factor
@@ -621,9 +621,9 @@
       FDK_ASSERT( hiBand < (64) );
 
       /* bwIndex[patch] is already initialized with value from previous band inside this patch */
-      while (hiBand >= pSettings->bwBorders[bwIndex[patch]])
+      while (hiBand >= pSettings->bwBorders[bwIndex[patch]] && bwIndex[patch] < MAX_NUM_PATCHES-1) {
         bwIndex[patch]++;
-
+      }
 
       /*
         Filter Step 2: add the left slope with the current filter to the buffer
@@ -962,6 +962,10 @@
   for(i = 0 ; i < noNoiseBands; i++){
     pSettings->bwBorders[i] = noiseBandTable[i+1];
   }
+  for (;i < MAX_NUM_NOISE_VALUES; i++) {
+    pSettings->bwBorders[i] = 255;
+  }
+
 
   /*
    * Choose whitening factors